#include <stdio.h>

#define	LOWER	0
#define	UPPER	300
#define	STEP	20

int main (int argc, const char * argv[]) {
	int fahr;
	for (fahr = LOWER; fahr <= UPPER; fahr = fahr + STEP)
		printf("%3d %6.1f\n", fahr, (5.0 / 9.0) * (fahr - 32));
	return 0;
}
